
Education & Credentials
- Master of Science in Business Management and Leadership
- Bachelor of Applied Science in Applied Management
- Associate of Arts in Business
- Washington State Commissioned Notary Public
- NNA Certified Notary Signing Agent
- Bonded & Insured



Meet Tina Castro
I started Reign Professional Services because I believe every client deserves more than just a signature on a page — they deserve someone who shows up prepared, treats their documents with care, and makes the process as smooth as possible, wherever they are.
I am a proud Latina and a proud member of the Tri-Cities community. I launched this business at the height of the COVID-19 pandemic while completing my Master’s degree full-time — because showing up for others, even when it is hard, is what defines true service. The name Reign is a tribute to my daughter, Rayna, a reminder that everything I build is rooted in purpose, love, and legacy.
When you book with Reign Professional Services, you are getting a dedicated professional who will come to you — at your home, your office, a care facility, or wherever you need me — and ensure your documents are handled with precision, discretion, and respect.
Serving Benton & Franklin Counties
Available 7 Days a Week, 8:00 AM to 8:00 PM
Our Purpose & Direction
A clear vision, mission, and set of values guide everything we do—from strategy to service.

Vision Statement
Our vision is to be our community’s leading notary public and signing service provider, recognized for excellence, professionalism, and innovation. We aspire to build lasting relationships and empower clients through accessible and trustworthy document notarization.

Mission Statement
Our mission is to deliver dependable, professional, and convenient notary services that bolster the trust and integrity of essential legal documents. We take pride in serving our clients with efficiency and dedication, guaranteeing a seamless experience tailored to their unique needs.

Values Statement
- Integrity: We uphold the highest ethical standards in all our services and ensure honesty and transparency in every interaction.
- Professionalism: We are dedicated to providing knowledgeable, courteous service and maintaining professionalism in every client engagement.
- Continuous Improvement: We actively seek opportunities to enhance our services through ongoing training, feedback, and adaptation to industry change
- Customer Focus: Our clients are at the heart of everything we do. We strive to understand their needs and deliver personalized solutions that exceed their expectations.
- Accessibility: We are committed to making our services available and convenient, catering to a diverse clientele with varying requirements.
